Cod sursa(job #323241)
Utilizator | Data | 11 iunie 2009 13:05:00 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.41 kb |
#include<fstream>
#define mod 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long q(long long n,long long p)
{
if(p==1) return n%mod;
long long k=q(n,p/2);
k=k*k;
k=k%mod;
if(p&1) k=(k*n)%mod;
return k;
}
long long n,p;
int main()
{
f>>n>>p;
g<<q(n,p);
f.close();
g.close();
return 0;
}